Belt - Resin Bond Diamond

State of the Art - Resin Bond Lasts 3-4 times longer than imported belts Guaranteed Performance Excellent Softness Made in USA These high quality cloth belts have a resin bond. Fast, economical cutting and polishing of most gem materials. Helps reduce undercutting and leaves a superior high quality finish. MUST BE USED WITH COOLANT!! How to break-in Resin bond Wheels & Belts To break-in new resin bond wheel or belt do followings. 1. Take a large piece of agate, jasper or other hard rock with the smooth edge. 2. Just go back & forth across the entire surface 3. Continue until all the bumps & excess resin is removed.